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  1. No Access

    Chapter and Conference Paper

    Sign Correlation Detector for Blind Image Watermarking in the DCT Domain

    Digital watermarking is a key technique for protecting intellectual property of digital media. Due to the ability to detect watermark without the original image, blind watermarking is very useful if there are ...

    **aochen Bo, Lincheng Shen, Wensen Chang in Advances in Multimedia Information Process… (2001)

  2. No Access

    Chapter and Conference Paper

    Evaluation of the Image Degradation for a Typical Watermarking Algorithm in the Block-DCT Domain

    Digital watermarking is a key technique for protecting intellectual property of digital media. As a number of methods have been proposed in recent years to embed watermarks in images for various applications, ...

    **aochen Bo, Lincheng Shen, Wensen Chang in Information and Communications Security (2001)